<?php
/**
 * Created by PhpStorm.
 * User: kaycn
 * Date: 18-9-19
 * Time: 下午1:03
 */
$json = '[{"time":"2018-09-1413:48:46","price":"0.10","goods":"商品45369041...0246"},{"time":"2018-09-0923:07:27","price":"2.00","goods":"商品45365056...2395"},{"time":"2018-09-0923:07:14","price":"2.00","goods":"商品45365056...2395"},{""2018-09-0618:42:53","price":"154.66","goods":"商品45362305...2395"},{"time":"2018-08-2601:03:01","price":"2.00","goods":"商品45352165...2395"},{"time":"2018-08-2601:02:20","price":"2.00","goods":"商品45352165...2395"},{"time":"8-2423:50:57","price":"900.00","goods":"商品45351258...2395"},{"time":"2018-08-2322:13:33","price":"2.00","goods":"商品45350336...2395"},{"time":"2018-08-2322:13:28","price":"3.00","goods":"商品45350336...2395"},{"time":"2018-0813:17","price":"1.00","goods":"商品45350335...2395"},{"time":"2018-08-2322:09:09","price":"2.00","goods":"商品45350333...2395"}]';

preg_match_all("/\{[^{]+\}/i",$json,$a);

var_dump($json);

var_dump($a);

$json1='{"time":"2018-09-1413:48:46","price":"0.10","goods":"商品45369041...0246"}';

$json2 = [{"time":"2018-09-1413:48:46","price":"0.10","goods":"商品45369041...0246"},{"time":"2018-09-0923:07:27","price":"2.00","goods":"商品45365056...2395"},{"time":"2018-09-0923:07:14","price":"2.00","goods":"商品453650595"},{"time":"2018-09-0618:42:53","price":"154.66","goods":"商品45362305...2395"},{"time":"2018-08-2601:03:01","price":"2.00","goods":"商品45352165...2395"},{"time":"2018-08-2601:02:20","price":"2.00","goods":"商品45352165...239time":"2018-08-2423:50:57","price":"900.00","goods":"商品45351258...2395"},{"time":"2018-08-2322:13:33","price":"2.00","goods":"商品45350336...2395"},{"time":"2018-08-2322:13:28","price":"3.00","goods":"商品45350336...2395"},{"t2018-08-2322:13:17","price":"1.00","goods":"商品45350335...2395"},{"time":"2018-08-2322:09:09","price":"2.00","goods":"商品45350333...2395"}];

var_dump(!json_decode($json2));

$j = json_decode($json2,true);

echo $j;

var_dump(json_decode($json1));